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–adjective
1. coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
2. (of a person) given to acting upon sudden impulses.
3. (of natural phenomena) arising from internal forces or causes; independent of external agencies; self-acting.
4. growing naturally or without cultivation, as plants and fruits; indigenous.
5. produced by natural process.

–adjective
1. of or pertaining to a sophomore or sophomores.
2. suggestive of or resembling the traditional sophomore; intellectually pretentious, overconfident, conceited, etc., but immature: sophomoric questions.

–noun
bitter, rankling resentment or ill will; hatred; malice.

–adjective
1. keenly distressing to the feelings: poignant regret.
2. keen or strong in mental appeal: a subject of poignant interest.
3. affecting or moving the emotions: a poignant scene.
4. pungent to the smell: poignant cooking odors.

–adjective
1. acceptable or agreeable to the palate or taste; savory: palatable food.
2. acceptable or agreeable to the mind or feelings: palatable ideas.